
Ching Chang
Examiner (ID: 5925, Phone: (571)272-4857 , Office: P/3748 )
| Most Active Art Unit | 3748 |
| Art Unit(s) | 3746, 3748 |
| Total Applications | 1871 |
| Issued Applications | 1700 |
| Pending Applications | 11 |
| Abandoned Applications | 170 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 109856
[patent_doc_number] => 07712440
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-05-11
[patent_title] => 'Increased HCCI operation window'
[patent_app_type] => utility
[patent_app_number] => 11/938706
[patent_app_country] => US
[patent_app_date] => 2007-11-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 4112
[patent_no_of_claims] => 18
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[patent_words_short_claim] => 171
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/712/07712440.pdf
[firstpage_image] =>[orig_patent_app_number] => 11938706
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/938706 | Increased HCCI operation window | Nov 11, 2007 | Issued |
Array
(
[id] => 4819370
[patent_doc_number] => 20080121197
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-05-29
[patent_title] => 'Variable mechanical valve control for an internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 11/983780
[patent_app_country] => US
[patent_app_date] => 2007-11-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
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[patent_no_of_words] => 7857
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0121/20080121197.pdf
[firstpage_image] =>[orig_patent_app_number] => 11983780
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/983780 | Variable mechanical valve control for an internal combustion engine | Nov 8, 2007 | Issued |
Array
(
[id] => 6245521
[patent_doc_number] => 20100024752
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2010-02-04
[patent_title] => 'DEVICE FOR THE HYDRAULIC CONTROL OF GAS EXCHANGE VALVES OF A RECIPROCATING INTERNAL COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 12/518966
[patent_app_country] => US
[patent_app_date] => 2007-11-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
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[patent_no_of_words] => 3273
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[pdf_file] => publications/A1/0024/20100024752.pdf
[firstpage_image] =>[orig_patent_app_number] => 12518966
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/518966 | Device for the hydraulic control of gas exchange valves of a reciprocating internal combustion engine | Nov 6, 2007 | Issued |
Array
(
[id] => 4962406
[patent_doc_number] => 20080105226
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-05-08
[patent_title] => 'Gas exchange valve actuating apparatus'
[patent_app_type] => utility
[patent_app_number] => 11/982739
[patent_app_country] => US
[patent_app_date] => 2007-11-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 2509
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[pdf_file] => publications/A1/0105/20080105226.pdf
[firstpage_image] =>[orig_patent_app_number] => 11982739
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/982739 | Gas exchange valve actuating apparatus | Nov 1, 2007 | Issued |
Array
(
[id] => 4556557
[patent_doc_number] => 07827946
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-11-09
[patent_title] => 'Engine valve lifter mechanism of internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 11/979225
[patent_app_country] => US
[patent_app_date] => 2007-10-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[patent_no_of_words] => 7653
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/827/07827946.pdf
[firstpage_image] =>[orig_patent_app_number] => 11979225
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/979225 | Engine valve lifter mechanism of internal combustion engine | Oct 30, 2007 | Issued |
Array
(
[id] => 4889875
[patent_doc_number] => 20080098970
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-05-01
[patent_title] => 'Valve unit of internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 11/978576
[patent_app_country] => US
[patent_app_date] => 2007-10-30
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0098/20080098970.pdf
[firstpage_image] =>[orig_patent_app_number] => 11978576
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/978576 | Valve unit of internal combustion engine | Oct 29, 2007 | Issued |
Array
(
[id] => 4537971
[patent_doc_number] => 07819096
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-10-26
[patent_title] => 'Cylinder valve operating system for reciprocating internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 11/927727
[patent_app_country] => US
[patent_app_date] => 2007-10-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 2392
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/819/07819096.pdf
[firstpage_image] =>[orig_patent_app_number] => 11927727
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/927727 | Cylinder valve operating system for reciprocating internal combustion engine | Oct 29, 2007 | Issued |
Array
(
[id] => 5326957
[patent_doc_number] => 20090107434
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-04-30
[patent_title] => 'Systems And Methods For Managing Camshaft Torsional Loading'
[patent_app_type] => utility
[patent_app_number] => 11/924569
[patent_app_country] => US
[patent_app_date] => 2007-10-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 4515
[patent_no_of_claims] => 20
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0107/20090107434.pdf
[firstpage_image] =>[orig_patent_app_number] => 11924569
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/924569 | Systems and methods for managing camshaft torsional loading | Oct 24, 2007 | Issued |
Array
(
[id] => 5394174
[patent_doc_number] => 20090314236
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2009-12-24
[patent_title] => 'LIFT TRANSMITTING COMPONENT AND METHOD OF MANUFACTURING SUCH A COMPONENT'
[patent_app_type] => utility
[patent_app_number] => 12/312276
[patent_app_country] => US
[patent_app_date] => 2007-10-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[pdf_file] => publications/A1/0314/20090314236.pdf
[firstpage_image] =>[orig_patent_app_number] => 12312276
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/312276 | Lift transmitting component and method of manufacturing such a component | Oct 23, 2007 | Issued |
Array
(
[id] => 4781789
[patent_doc_number] => 20080135118
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-06-12
[patent_title] => 'Spool Valve for VCT Locking Pin Release Mechanism'
[patent_app_type] => utility
[patent_app_number] => 11/877847
[patent_app_country] => US
[patent_app_date] => 2007-10-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_no_of_words] => 2627
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[pdf_file] => publications/A1/0135/20080135118.pdf
[firstpage_image] =>[orig_patent_app_number] => 11877847
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/877847 | Spool valve for VCT locking pin release mechanism | Oct 23, 2007 | Issued |
Array
(
[id] => 6425174
[patent_doc_number] => 20100186693
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2010-07-29
[patent_title] => 'INTERNAL COMBUSTION ENGINE VALVE MECHANISM'
[patent_app_type] => utility
[patent_app_number] => 12/376788
[patent_app_country] => US
[patent_app_date] => 2007-10-18
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0186/20100186693.pdf
[firstpage_image] =>[orig_patent_app_number] => 12376788
[rel_patent_id] =>[rel_patent_doc_number] =>) 12/376788 | Internal combustion engine valve mechanism | Oct 17, 2007 | Issued |
Array
(
[id] => 4742642
[patent_doc_number] => 20080087243
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-04-17
[patent_title] => 'Methods for controlling valves of an internal combustion engine, devices for controlling the valves, and engines employing the methods'
[patent_app_type] => utility
[patent_app_number] => 11/974236
[patent_app_country] => US
[patent_app_date] => 2007-10-12
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[pdf_file] => publications/A1/0087/20080087243.pdf
[firstpage_image] =>[orig_patent_app_number] => 11974236
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/974236 | Methods for controlling valves of an internal combustion engine, devices for controlling the valves, and engines employing the methods | Oct 11, 2007 | Issued |
Array
(
[id] => 4901014
[patent_doc_number] => 20080110426
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-05-15
[patent_title] => 'MOUNTING MODULE OF OIL CONTROL VALVE FOR TAPPET CONTROL IN CYLINDER DEACTIVATION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 11/869531
[patent_app_country] => US
[patent_app_date] => 2007-10-09
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0110/20080110426.pdf
[firstpage_image] =>[orig_patent_app_number] => 11869531
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/869531 | Mounting module of oil control valve for tappet control in cylinder deactivation engine | Oct 8, 2007 | Issued |
Array
(
[id] => 208071
[patent_doc_number] => 07624710
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2009-12-01
[patent_title] => 'Valve timing controller'
[patent_app_type] => utility
[patent_app_number] => 11/905848
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[firstpage_image] =>[orig_patent_app_number] => 11905848
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/905848 | Valve timing controller | Oct 3, 2007 | Issued |
Array
(
[id] => 4690617
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[patent_title] => 'Valve timing controller'
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Array
(
[id] => 4941021
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[patent_issue_date] => 2008-04-03
[patent_title] => 'Multi-cylinder internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 11/905099
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[firstpage_image] =>[orig_patent_app_number] => 11905099
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/905099 | Multi-cylinder internal combustion engine | Sep 26, 2007 | Issued |
Array
(
[id] => 4654092
[patent_doc_number] => 20080022952
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[patent_issue_date] => 2008-01-31
[patent_title] => 'Valve timing control apparatus and its assembling method'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/902737 | Valve timing control apparatus and its assembling method | Sep 24, 2007 | Abandoned |
Array
(
[id] => 4729746
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[patent_title] => 'Method and apparatus for optimized combustion in an internal combustion engine utilizing homogeneous charge compression ignition and variable valve actuation'
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Array
(
[id] => 4936294
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/903368 | Hydraulic valve play compensating element | Sep 20, 2007 | Issued |
Array
(
[id] => 4935540
[patent_doc_number] => 20080072854
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[patent_title] => 'Variable valve lift internal combustion engine'
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[pdf_file] => publications/A1/0072/20080072854.pdf
[firstpage_image] =>[orig_patent_app_number] => 11902406
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/902406 | Variable valve lift internal combustion engine | Sep 20, 2007 | Issued |